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RL-20S10 SERVICE MANUAL 

PAGE:

 

 

CONTROL DESCRIPTIONS 

 
All the function can be controlled with the remote controller. 
Some functions can also adjusted with the buttons on the controls on the TV front panel. 
 

Remote controller

 

Note !! :

 Before you use the remote controller, please install the batteries. 

 
 

 

 
 
 
 

1.POWER: 

Turns the TV on from standby or off to 
standby mode. 
 

2.MUTE:  

Turns the sound on and off 
 

3.NUMBER 

buttons

Select Programme numbers. 
 

4.PSM

 (

P

icture 

S

tatus 

M

emory): 

Recalls your preferred picture setting. 
 

5.SSM

 (

S

ound 

S

tatus 

M

emory): 

Recalls your preferred sound setting. 
 

6. I / II:   

Selects the language during dual 
language broadcast. / Selects the 
sound output. 
 

7.MENU: 

Displays a main menu. 
 

8.TV / AV:   

Selects input signal source. 
/ Clears the menu from the screen. 
 

9.SLEEP:  

Sets the sleep timer. 
 

10.TV / PC : 

Selects TV or PC mode directly. 

Summary of Contents for RL-20S10

Page 1: ...RL 20S10 SERVICE MANUAL PAGE 1 COLOR TFT LCD TV SERVICE MANUAL MODEL RL 20S10 CAUTION BEFORE SERVICING THE TFT LCD TV READ THE SAFETY PRECAUTIONS IN THIS MANUAL...

Page 2: ...Safety Precautions 3 Servicing Precautions 4 Specifications 5 Control Descriptions 9 External In Out Ports 12 Adjustment 13 Block Diagram 17 Schematic Diagram 18 Wave Form 19 Troubleshooting 25 Replac...

Page 3: ...exposed metallic part Any voltage measured must not exceed 0 75 volt RMS which is corresponds to 0 5mA In case any measurement is out of the limits specified there is possibility of shock hazard and...

Page 4: ...ower supply heatsink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Elec...

Page 5: ...tified detachable power cord type SVT 3 conductors 18AWG For AC 120V area Use VDE listed detachable power cord type HO5VV F 3 conductors 18AWG for AC 220 240V area 3 Tuning system FVS 100 4 Sound outp...

Page 6: ...6 SECAM B 7 SECAM G 8 SECAM D 9 SECAM K 10 SECAM K1 11 SECAM I 6 0 12 NTSC 3 58 4 5 13 NTSC 3 58 5 5 14 NTSC 3 58 6 0 15 NTSC 3 58 6 5 16 NTSC 3 58 4 5 5 0 17 NTSC 4 43 5 5 18 NTSC 4 43 6 0 19 NTSC 4...

Page 7: ...TSC 3 58 4 5MHz 50Hz 19 PAL 5 5MHz 60Hz 20 PAL 6 0MHz 60Hz 21 PAL 6 5MHz 60Hz 22 SECAM 5 5MHz 60Hz 23 SECAM 6 0MHz 60Hz 24 SECAM 6 5MHz 60Hz 25 NTSC 3 58 5 5MHz 26 NTSC 3 58 6 0MHz 27 NTSC 3 58 6 5MHz...

Page 8: ...VESA 640x480 PC video mode to obtain the best image quality for your LCD TV If used under the other resolutions some scaled or processed pictures may appear on the screen some dot defects may appear...

Page 9: ...s the TV on from standby or off to standby mode 2 MUTE Turns the sound on and off 3 NUMBER buttons Select Programme numbers 4 PSM Picture Status Memory Recalls your preferred picture setting 5 SSM Sou...

Page 10: ...11 PR Programme Up Down Selects a next programme or a menu item 12 VOL Volume Up Down Adjusts the sound level or a menu Setting 13 OK Accepts your selection or displays the current mode 14 Q VIEW Retu...

Page 11: ...u item 4 VOL Volume Up Down Adjusts the volume Adjusts menu settings 5 TV AV Selects input signal source Clears the menu from the screen 6 POWER INDICATOR Illuminates red when the TV is in power stand...

Page 12: ...ernal DC power supply 2 PC DTV IN PC or STB D type connector Input 3 COMPONENT IN Y Cb Cr Component video audio input 3 COMPONENT IN L R Component audio input 4 H P Stereo Headphone output 5 S VIDEO S...

Page 13: ...y due to excessive RF signal input when the receiver is too close to a transmitting tower or when the receiver is connected to an antenna distribution system where the RF signal has been amplified In...

Page 14: ...ficient GREEN 0 255 BD 80 PC Contrast Coefficient BLUE 0 255 RO 32 PC Brightness Coefficient RED 0 63 GO 32 PC Brightness Coefficient GREEN 0 63 BO 32 PC Brightness Coefficient BLUE 0 63 S B 20 PC Sub...

Page 15: ...ENGLISH GERMAN FRANCE ITALY SPAIN 2 EU CIS EU 5EA CIS 3 E CHINA ENGLISH CHINESS 4 E HUNGARY ENGLISH HUNGRAY 5 RESERVED 6 RESERVED LANG 2 7 RESERVED 0 WEST EU WEST EU U K GERMAN FRANCE ITALY SPAIN SWE...

Page 16: ...ard adjustment programme 07CH frf 175 25MHZ 2 Press 5 seconds MENU buttons on TV set and Remote controller at the same time to get into SVC Data 3 Press the Programme up down button on the Remote Cont...

Page 17: ...RL 20S10 SERVICE MANUAL PAGE 17 BLOCK DIAGRAM Block Diagram...

Page 18: ......

Page 19: ...can find number from Schematic Diagram 1 Component Y input 1V p p Input Vertical color pattern 2 Component Cb input 0 7V p p Input Vertical color pattern 3 Component Cr input 0 7V p p Input Vertical c...

Page 20: ...deo Gray scale pattern input Audio 1Khz input at volume step 40 7 CVBS Video signal output 15 7Khz 1Vp p 8 Q605 Emitter Audio L output 9 Q606 Emitter Audio R output 10 IC101 IR signal input 11 Tuner s...

Page 21: ...attern input Audio 1Khz input at volume step 40 13 Tuner 33V input about 32V 34V 14 Tuner CVBS video output 15Khz 1Vp p 15 IC601 Pin 27 28 Audio output 16 IC605 Audio output 17 IC501 Pin 28 clock outp...

Page 22: ...Gray scale pattern input Audio 1Khz input at volume step 40 19 IC501 Pin 56 clock output 15 7Khz 3 5Vp p 20 IC501 Pin 57 clock output 60Hz 3 5Vp p 21 IC804 Output ST BY DC 5V 22 IC803 Output DC 15V 23...

Page 23: ...scale pattern input Audio 1Khz input at volume step 40 25 IC802 OSC Tuner 33V input 26 Panel Dot clock input 29 5Mhz 0 7Vp p 27 Panel DE clock input 28 Panel Vsync input 60Hz 3 5Vp p 29 Panel Hsync in...

Page 24: ...L 20S10 SERVICE MANUAL PAGE 24 WAVE FORM NOTE Video Gray scale pattern input Audio 1Khz input at volume step 40 31 PC DTV Hsync input VGA 640 480 60Hz input 32 PC DTV Vsync input VGA 640 480 60Hz inpu...

Page 25: ......

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Page 27: ......

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Page 29: ...CONDUCTIVE W 40mm L 20mm COPPER 1 1 496 002B000 INSULATION SHEET 70mm 70mm 1 1 499 002A000 TAPE W 70mm 2400mm 1 499 004A000 TAPE ACETATE W 20mm L 30m 300mm 1 500 020G000 OWNER S MANUAL RL 20S10 LT 20...

Page 30: ...pacitor AL E 470UF C648 C652 C653 3 1 0JADM15RF00D DAH 15RF 4B4 Jack D SUB J201 1 AYHSLA4282IB GR HEAT SINK MANUAL 1 1ICSA42820AD LA4282 IC LA4282 IC605 1 1 498 001A Silicon grease IC605 1 1 420 001A...

Page 31: ...638 Capacitor AL E 1UF C211 C238 2 GRLT33AS001A GR COMMON SMD 3 0CHSS470DDTS CL10C470DBNC Capacitor chip 47P C124 C125 2 3 0CHSS103DKTS CL10B103KBNC Capacitor chip 0 01UF C603 C609 C612 C640 C102 C103...

Page 32: ...CS Resistor chip 10 ohm R532 R605 2 3 0RHSS101DJTS RC1608J101CS Resistor chip 100 ohm R03 R17 R23 R107 R111 R112 R113 R114 R118 R122 R124 R126 R128 R130 R144 R174 R175 R179 R193 R194 R195 R509 R510 R5...

Page 33: ...RA02 RA03 RA04 RA05 RA06 RA07 RA08 RA09 RA10 RA11 RA12 RA13 RA14 RA15 RA16 RA17 RA18 RA19 RA20 RA21 RA22 RA23 RA24 RA25 25 3 0DHKEKDS181S KDS181 DIODE Diode chip KDS181 D102 D603 D604 3 3 0DHKEKDS226S...

Page 34: ...Q403 3 GRLT33AS001H GR PC SMD INSERT 3 1ICAD9883ABS AD9883A KST110 IC AD9883A IC201 1 3 1ICPH74F08TS N74F08D IC 74F08 IC202 1 3 1ICST24C02WS 24C02W IC 24C02 IC203 1 3 0RHSS272DJTS RC1608J272CS Resist...

Page 35: ...RT LIST 7 Parts List Main PCB LEVEL PART NO PART NAME DESCRIPTIONS LOCATION NO Q TY 3 0CHSS104DZTS CL10F104ZANC Capacitor chip 0 1UF C240 C243 C203 C204 C205 C206 C207 C209 C210 C212 C213 C214 C215 C2...

Page 36: ...B 2 1 WA1YH10200AD SMAW 200 10 PIN Wafer 10 PIN P01B 1 1 0PAVI48380AD TSOP4838 PRE AMP PA3001 1 1 0DLSYRG138AD SLRG138 Diode DUAL LED LD3001 1 2 600 002A YTP 1141A S W TACK SW3001 SW3002 SW3003 SW3004...

Page 37: ...RL 20S10 SERVICE MANUAL PAGE 37 PCB LAYOUT 1 Panel Adapter PCB...

Page 38: ...RL 20S10 SERVICE MANUAL PAGE 38 PCB LAYOUT 2 Control PCB...

Page 39: ...RL 20S10 SERVICE MANUAL PAGE 39 PCB LAYOUT 3 1 Main PCB...

Page 40: ...RL 20S10 SERVICE MANUAL PAGE 40 PCB LAYOUT 3 2 Main PCB...

Page 41: ...RL 20S10 SERVICE MANUAL PAGE 41 PCB LAYOUT 3 3 Main PCB...

Page 42: ...RL 20S10 SERVICE MANUAL PAGE 42 PCB LAYOUT 3 4 Main PCB...

Page 43: ...RL 20S10 SERVICE MANUAL PAGE 43 EXPLODED VIEW 1 Explode View...

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